Whether you're running a marathon or just chasing your kids around the yard, Feetures! High Performance Ultra Light No Show Tab socks are super comfortable and super supportive, helping to eliminate blisters and reduce foot fatigue at the end of the day. No Show Tab design sits below the ankle, but has a heel tab to protect against chafing and keep the sock from sliding down into your shoe . Lycra power bands hug your entire foot for maximum support snug, supportive fit eliminates movement to prevent blisters. iWick fibers wick moisture away to keep your feet cool and dry mesh construction on top of the sock provides ventilation and breathability. Ultra thin construction takes up minimal room inside your shoe. Y heel construction keeps the sock from sliding into the shoe. Perfect Toe construction eliminates irritating toe seams. Imported.